CVE-2020-14363 is an integer overflow vulnerability in libX11 that can lead to a double-free, affecting Fedora and X.Org libX11. This flaw allows a local privileged attacker to crash applications or, in some cases, achieve arbitrary code execution, posing a high threat to confidentiality, integrity, and availability. With a CVSS score of 7.8 (High), it has low attack complexity and requires local privileges. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.6.12CPE matchmatch criteria | cpe:2.3:a:x.org:libx11:*:*:*:*:*:*:*:* | ||
33CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.